Each organization has identified up to three taxonomy codes, in priority order, which most closely identify the type of mission, services, and activities it provides. The codes appear at the end of each charity’s listing. Categories are derived from the National Taxonomy of Exempt Entities (NTEE) classification system developed by the National Center for Charitable Statistics.

The 26 categories are:

A Arts, Culture, and Humanities
B Educational Institutions & Related Activities
C Envir. Quality, Protection & Beautification
D Animal Related
E Health – General and Rehabilitative
F Mental Health, Crisis Intervention
G Disease, Disorders, Medicinal Disciplines
H Medical Research
I Crime, Legal Related
J Employment, Job Related
K Food, Agriculture, and Nutrition
L Housing, Shelter
M Public Safety, Disaster Preparedness & Relief
N Recreation, Sports, Leisure, Athletics
O Youth Development
P Human Services – Multipurpose and Other
Q International, Foreign Affairs, National Security
R Civil Rights, Social Action, Advocacy
S Community Improvement, Capacity Building
T Philanthropy, Voluntarism & Foundations
U Science & Technology Research Institutes,
Services
V Social Science Research Institutes, Services
W Public, Social Benefit: Multipurpose, Other
X Religion Related, Spiritual Development
Y Mutual/Membership Benefit Orgs., Other
Z Other